Avian Flashcards
Entire beak/bill (bone covered by keratin sheath)
Rostrum
Ornamental appendages around the commissure of the rostrum on some chicken breeds
Ricti
Name the three Patagia of the wing
Propatagium, Metapatagium, Postpatagium
What is the name of the extra digit on male Galliforms above the hallux?
Spur/calcar
Ear coverts
Auricular feathers
Tail feathers of the peacock
Upper tail coverts
Tail feathers
Retrices
Undertail coverts
Crissum
What is the name of the feather around the cloaca?
Cloacal circlet
Leg feathers
Crural feathers
Flight feathers
Remiges
5 types of coverts
Greater, Median, Lesser, Marginal/wing, Alular
Dorsal wing feathers?
Remiges, coverts, alula/alular quills, scapulars/humeral
Ventral wing feathers?
remiges, coverts,
Shaft of the feather
Rachis
Quill part of the feather
Calamus
Hole in the bottom of the feather
Inferior umbilicus
Growing feather with a blood supply
blood feather
newly emerged, incomplete blood feather
pin feather
Found on either side of the rachis
vane
______ attach to each ____ which attach to the rachis
Barbules, barb
Barbules do not have hamuli and troughs
Plumaceous part
Barbules end with hamuli and troughs
Pennaceous part
All feathers that provide the body outline, rachis and vane
Contour feathers
Hidden under outer body feathers, base of wings, gradation toward totally plumaceous, help with insulation, rachis, downy vane, no hamuli
semiplumes
totally plumaceous vane, first feathers of hatchlings, under outer body feathers in adults, on papilla of uropygial gland, provide insulation, +/- rachis, small soft and fluffy, no hamuli
Down
Don’t look like feathers, modified to grow from base and disintegrate from tip continuously, produces fine waxy powder spread over other feathers
powder/powder down feathers
sparsely located but always associated w/ contours, usually on nape and upper back, hair-like, barbs at tip, sensory feather, detect vibration in contours
filoplumes
What is the name for feather tracts v. no feather tracts?
Pterylae and Apteria
superior half of rhampotheca
rhinotheca